The moral justification of Spanish presence in Latin America was the proselytization of Christianity. Religion would continue to have an unparalleled impact on the consolidation and maintenance of colonization. Christianity was often the first form of communication between the Spanish and indigenous. It was a key factor in the subjugation of Amerindians. Religion is the perfect grounds for determining the potency of Amerindian identity in the colonial era. One mode of exploring the role of religion in colonial identities is through architecture. As the colonizers conquered and consolidated Latin America, new structures were erected and existing ones modified.